diff --git a/Casks/emacs-app-nightly/meta.json b/Casks/emacs-app-nightly/meta.json
index b30bd888..bb8c86e1 100644
--- a/Casks/emacs-app-nightly/meta.json
+++ b/Casks/emacs-app-nightly/meta.json
@@ -7,13 +7,13 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2021-09-08.8ac5510.master/Emacs.2021-09-08.8ac5510.master.macOS-10-15.x86_64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2021-09-09.ceb6022.master/Emacs.2021-09-09.ceb6022.master.macOS-10-15.x86_64.dmg",
   "appcast": null,
-  "version": "2021-09-08.8ac5510.master",
+  "version": "2021-09-09.ceb6022.master",
   "versions": {},
   "installed": null,
   "outdated": false,
-  "sha256": "9adc5444762ffd778caaec39407a934052eaa00bb2ce60451b2ae891aa648015",
+  "sha256": "74dd5a41a6ff725950ccb51b30d4a4af89b292b4868fdb5ef149e911716a71f1",
   "artifacts": [
     [
       "Emacs.app"
diff --git a/Casks/emacs-app-nightly/shield.json b/Casks/emacs-app-nightly/shield.json
index e8d1c5c4..c8576079 100644
--- a/Casks/emacs-app-nightly/shield.json
+++ b/Casks/emacs-app-nightly/shield.json
@@ -5,5 +5,5 @@
   "namedLogo": "GNU Emacs",
   "logoColor": "white",
   "label": "nightly",
-  "message": "2021-09-08.8ac5510.master"
+  "message": "2021-09-09.ceb6022.master"
 }